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38994491769044 = 2271392660420323
BaseRepresentation
bin10001101110111000111001…
…10101001000000011010100
312010001211121011210110110112
420313130130311020003110
520102341204343102134
6214533453333142152
711133154600102220
oct1067343465100324
9163054534713415
1038994491769044
1111474520023799
12445948848a958
13189b21b095986
1498b4b46b5780
15479509b0c1ce
hex23771cd480d4

38994491769044 has 12 divisors (see below), whose sum is σ = 77988983538144. Its totient is φ = 16711925043864.

The previous prime is 38994491769043. The next prime is 38994491769067. The reversal of 38994491769044 is 44096719449983.

38994491769044 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38994491769043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 696330210134 + ... + 696330210189.

It is an arithmetic number, because the mean of its divisors is an integer number (6499081961512).

Almost surely, 238994491769044 is an apocalyptic number.

It is an amenable number.

38994491769044 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38994491769044 is a wasteful number, since it uses less digits than its factorization.

38994491769044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1392660420334 (or 1392660420332 counting only the distinct ones).

The product of its (nonzero) digits is 1693052928, while the sum is 77.

The spelling of 38994491769044 in words is "thirty-eight trillion, nine hundred ninety-four billion, four hundred ninety-one million, seven hundred sixty-nine thousand, forty-four".